Sharp KS-R23ST - TROUBLESHOOTING; Trouble During Warm-keeping

18
Problem Possible Cause Corrective Action
Unable to keep
warm.
Warm indicator
lamp will go ON.
Faulty side heater assembly or lid
heater assembly.
Faulty or loose wiring.
Faulty thermostat (cut off).
Replace side heater assembly
or lid heater assembly.
Correct wiring.
Replace thermostat (cut off).
Warm-keeping is
capable but
insufficient.
(First check if
“Precautions for
Warm-keeping to
Get Tasty Rice” is
followed.)
Cooked rice becomes
dry. (Too high
temperature).
Too loose. Discolored
into yellow. Smelling.
(only when warm
keeping)
Faulty or loose wiring. Correct wiring.
Cooked rice becomes
waterish (Too low
temperature). Sticking.
Excessive dew.
Discoloring. Smelling
(acid smell, rotten
smell).
* Unloosed rice after cooking.
Faulty side heater assembly or
lid heater assembly.
Faulty or loose wiring.
Faulty thermostat (cut off).
* Advise proper operating
instructions.
Replace side heater assembly
or lid heater assembly.
Correct wiring.
Replace thermostat (cut off).
3. Other Trouble
Lamps will not go ON or they flickers.
Faulty receptacles. (Contact failure
with plugs).
Nearly broken or contact after
breakage of cord.
Contact failure cord reel assembly.
Loose wiring.
Faulty lamp or resistor.
Maladjustment switch assembly.
* Cooked by depressing the switch
button forcibly with chopsticks, etc.
Maladjustment or short-circuit of
switch assembly.
Faulty wiring.
Faulty insulation of heater plate
assembly, side heater assembly,
lid heater assembly, switch assembly,
cord reel assembly, etc.
Water-soaked lid, cooker body, etc.
* Due to unsatisfactory handling
(twisted or bent cord).
Faulty cord reel assembly.
Repair receptacles.
Replace cord reel assembly.
Replace cord reel assembly.
Repair.
Replace neon lamp assembly.
Adjustment switch assembly.
* Advise proper operating
instructions.
Repair or replace switch assembly
and replace faulty parts.
Repair wiring.
Replace faulty parts.
Replace faulty parts after drying.
* Advise proper operating
instructions.
Replace cord reel assembly.
Temperature fuse flow out.
Affected by electric shock from cooker
body at a touch.
Faulty thermostat (cut off) Replace thermostat (cut off)
Incapable of smooth accommodation of
cord.
2. Trouble during Warm-keeping (capable of cooking)